Season 4

01 Frienemy of the State Episode 118th May 2018 When Talon is caught, Claw replaces him with Penny's friend Mal. 02 MADhenge Episode 218th May 2018 When Penny interferes with Talon's attempt to collect cosmic energy from Stonehenge, both Penny and Talon are given cosmic powers. 03 The Claw Who Stole Christmas Episode 318th May 2018 Claw sets out to end Christmas by unleashing cheer-destroying nanobots at a tree lighting ceremony. 04 The Thingy Episode 418th May 2018 Talon is sent to the North Pole to acquire a newly-discovered, unclassified, biological organism. 05 The Talon-ted Mr. Colin Episode 518th May 2018 Talon infiltrates HQ while undercover, hoping to get HQ's missile defense codes from Kayla. 06 MADzilla Episode 618th May 2018 MAD sets out to steal a size modification ray, but accidentally makes MADcat grow to giant size. 07 Anti-gravity Episode 718th May 2018 MAD attempts to steal a gravity nullifying device. 08 Too Many Talons Episode 818th May 2018 Claw sends Talon to steal a duplicating device, which Talon uses to duplicate himself. 09 Star Power Episode 918th May 2018 MAD begins stealing the "star power" from celebrities. 10 Panda-monium Episode 1018th May 2018 Talon impersonates a panda to disrupt peace talks between two countries. 11 Under the MADnight Sun Episode 1118th May 2018 MAD tries to mine a highly magnetic ore from the forest where Gadget and Penny are camping. 12 Skyrates Off the Starboard Bow! Episode 1218th May 2018 MAD sets out to hijack Sir Owen Barnstormer's new Ultra Blimp Mark II and take its cold fusion power source. 13 Fate it ‘til You Make it Episode 1318th May 2018 MAD tries to the Oracle of Delphi so they can use her ability to see the future. 14 Once Upon a Screentime Episode 1418th May 2018 MAD sends out a hypnotizing image on every screen in the world. 15 The MADstache of Professor Coin Episode 1518th May 2018 Talon disguises himself as Penny, while making Penny look like a MAD agent. 16 MADthuselah Episode 1618th May 2018 Claw develops a device to make people old, making himself younger by comparison. Penny becomes a senior during a fight with Talon. 17 The Heir Affhair Episode 1718th May 2018 Talon kidnaps a wealthy old lady and tries to convince her to make him her heir. 18 Parched Nemesis Episode 1818th May 2018 MAD steals all the water in Metro City. 19 Trees Company Episode 1918th May 2018 The MAD Weed-whacko has been rehabilitated, but Claw wants him to destroy Central Park in New York. 20 MADtrack Episode 2018th May 2018 Gadget is assigned to transport Jacques Crankcase to prison, via a hover-train. 21 The Missionball Ball Episode 2118th May 2018 MAD infiltrates HQ's Missionball Ball with a weapon that forces people to dance. 22 Tell Me What Sphinx Episode 2218th May 2018 MAD attempts to find a superweapon in the Great Sphinx of Giza. 23 Harmageddon Episode 2318th May 2018 MAD tries to redirect a comet so that it crashes into Metro City. 24 Do No Arm Episode 2418th May 2018 Penny breaks her arm and is sent to a hospital where a MAD plot is afoot. 25 Inspector Gadget Goes to Jail Episode 2518th May 2018 When Talon frames Gadget for shoplifting and gets him thrown in prison, Penny must break the rules to get him out. 26 We Had a Really Good Title for This One... But We Forgot It Episode 2618th May 2018 MAD uses a memory eraser device to try and defeat Gadget.